FAQ's

ATCC® CL-101 vs. ATCC® CL-101.1 What is the difference or relationship between ATCC® CL-101 and ATCC® CL-101.1?

ATCC® CL-101.1 was originally deposited to ATCC in support of a patent. Treatment of the parent line ATCC® CL-101 (LLC-PK-1) to obtain the subline ATCC® CL-101.1 (LLC-PK1A) was not disclosed at the time of deposit; nor was that information updated after the patent issued. Likewise the published patent (US Patent 3,904,480) did not describe the establishment of the LLC-PK1A subline.